What is the purpose of the phosphorus cycle?

Analogy- 1 is to arete as 5 is to cirque horn glacial valley hanging valley

Which ideas did your answer contain? check all that apply. no food for organisms no oxygen in the atmosphere no trees or flowering plants no products based on trees or plants (building materials, medicines, fuels, fibers) no fossil fuels

Variety of living organisms; includes genetic, species, and ecological types.